Home / 7,562.12-11,343.31-2,884.30

Finding the Fourth Proportional to 7,562.12, 11,343.31 and 2,884.30

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Solution

The fourth proportional to 7,562.12, 11,343.31 and 2,884.30 is: 4,326.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.12 : 11,343.31 = 2,884.30 : x
  2. Step 2: Convert to fraction form
    7,562.12/11,343.31 = 2,884.30/x
  3. Step 3: Cross multiply
    7,562.12x = 11,343.31 × 2,884.30
  4. Step 4: Simplify right side
    7,562.12x = 32,717,473.46
  5. Step 5: Solve for x
    x = 32,717,473.46/7,562.12
  6. Step 6: Final answer
    x = 4,326.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.